<template>
  <section>
    <!--工具条：高级查询和新增-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true">
        <el-form-item>
          <el-input v-model="keyword" placeholder="请输入关键字..."></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="keywordQuery">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="onsale">上架</el-button>
          <el-button type="primary" @click="offsale">下架</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--分页列表-->
    <!--
      :data="products" - 列表数据
      highlight-current-row - 当前行高亮
      v-loading="listLoading" - 加载框
      @selection-change="selsChange" - 批量操作要使用的方法
        选项改变的时候会触发
    -->
    <el-table :data="products" highlight-current-row v-loading="listLoading"
              @selection-change="selsChange"
              style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="name" label="产品名称" width="150">
      </el-table-column>
      <el-table-column prop="costprice" label="产品成本价" width="80">
      </el-table-column>
      <el-table-column prop="saleprice" label="产品市场价" width="80">
      </el-table-column>
<!--      <el-table-column prop="productDetail.orderNotice" label="产品预约须知" width="80">
      </el-table-column>
      <el-table-column prop="productDetail.intro" label="产品简介" width="80">
      </el-table-column>-->
      <el-table-column label="状态" width="80" sortable>
        <template scope="scope">
          <span style="color: red" v-if="scope.row.state==1">上架</span>
          <span style="color: gray" v-else>下架</span>
        </template>
      </el-table-column>
      <el-table-column prop="offsaletime" label="产品下架时间" width="120">
      </el-table-column>
      <el-table-column prop="onsaletime" label="产品上架时间" width="120">
      </el-table-column>
      <el-table-column prop="createtime" label="产品创建时间" width="120">
      </el-table-column>
      <el-table-column label="操作">
        <template scope="scope">
          <el-button size="small" @click="handleSave(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条：批量删除和分页栏-->
    <!--
      :disabled="this.sels.length===0"
      如果模型数据中this.sels长度为0，就禁用，否则就启用
    -->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next" @current-change="handleCurrentChange" :current-page="currentPage"
                     :page-size="pageSize" :total="totals" style="float:right;">
      </el-pagination>
    </el-col>

    <!--添加和修改的对话框：根据表字段分析-->
    <!--
      :title="title"  - 标题
      :visible.sync="saveFormVisible" - 控制对话框是否显示
      :close-on-click-modal="false" - 点击框外的区域不关闭
        :model="saveForm" - 表单数据是一个对象
        label-width="80px" - 标签的宽度
        :rules="saveFormRules" - 表单项验证
        ref="saveForm" - 给当前表单取一个名称 - 用来做表单验证[只要表单项验证不通过，就不会提交数据]
    -->
    <el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
      <el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
        <!-- prop="name" 需要验证就加上这个属性，不需要验证就不加 -->
        <el-form-item label="产品名称" prop="name">
          <el-input v-model="saveForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="产品成本价" >
          <el-input v-model="saveForm.costprice" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="产品市场价">
          <el-input v-model="saveForm.saleprice" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="资源">
          <el-upload class="upload-demo"
                     action="http://localhost:8080/fastDfs"
                     :on-remove="handleRemove"
                     :on-success="handleSuccess"
                     :file-list="fileList"
                     list-type="picture">
            <el-button size="small" type="primary">点击上传</el-button>
            <div slot="tip" class="el-upload__tip">只能上传jpg/png文件，且不超过500kb</div>
          </el-upload>
        </el-form-item>
        <el-form-item label="简介" prop="intro">
          <!-- v-if="saveForm.productDetail" 修改v-model绑定对象报错问题，v-if对需要显示的数据判断下 -->
          <quill-editor v-model="saveForm.productDetail.intro" v-if="saveForm.productDetail" :options="quillOption">
          </quill-editor>
        </el-form-item>
        <el-form-item label="预约须知" prop="orderNotice">
          <quill-editor v-model="saveForm.productDetail.orderNotice" v-if="saveForm.productDetail"
                        :options="quillOption">
          </quill-editor>
        </el-form-item>
      </el-form>
      <!--
        @click.native="saveSubmit" - 点击提交的时候调用saveSubmit方法
        :loading="saveLoading" - 提交的加载加载框
      -->
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="saveFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="saveSubmit" :loading="saveLoading">提交</el-button>
      </div>
    </el-dialog>
  </section>
</template>

<script>

//引入Vue的ueditor的资源
import {quillEditor} from "vue-quill-editor"; //调用编辑器
import 'quill/dist/quill.core.css';
import 'quill/dist/quill.snow.css';
import 'quill/dist/quill.bubble.css';
import quillConfig from '../../common/js/quill-config';

export default {
  components: {
    quillEditor
  },
  //模型数据
  data() {
    return {
      //文件上传相关数据
      fileList: [],
      quillOption: quillConfig,
      //1.分页查询相关数据
      products: [],      //分页数据
      listLoading: false,   //加载框
      totals: 0,            //总数量
      currentPage: 1,       //当前页
      pageSize: 5,          //每页显示的条数

      //2.高级查询的相关数据
      keyword: '',

      //3.删除的相关数据【无】
      //4.批量删除的相关数据
      sels: [],//列表选中列

      //5.添加和修改的相关数据
      title: '',
      saveFormVisible: false,//控制对话框是否显示 - 默认不显示
      saveLoading: false,    //加载框
      saveFormRules: {
        //表单项中的prop属性
        name: [
          {required: true, message: '请输入产品名称', trigger: 'blur'}
        ]
      },
      //对话框数据 - 根据对话框的数据来写
      saveForm: {
        id: null,
        name: '',
        costprice: 0,
        saleprice: 0,
        resources: '',
        productDetail: {  //与后端实体类一致
          intro: '',
          orderNotice: ''
        }
      },
      /*productTyproductree: []*/

    }
  },
  //自定义的方法
  methods: {
    //1.分页查询
    getProducts() {
      //组装参数
      let para = {
        //分页参数
        currentPage: this.currentPage,
        pageSize: this.pageSize,
        //高级查询的参数
        keyword: this.keyword
      };
      //显示记载框
      this.listLoading = true;
      this.$http.post("/product", para).then(res => {
        //赋值总数量 - 计算分页栏
        this.totals = res.data.totals;
        this.products = res.data.data;
        //隐藏加载框
        this.listLoading = false;
      }).catch(res => {
        this.$message.error("网络繁忙，请稍后重试!!!")
      })
    },

    //2.点击分页的方法
    handleCurrentChange(val) {
      this.currentPage = val;
      this.getProducts();
    },

    //3.高级查询的方法
    keywordQuery() {
      //防止高级查询时查询出为空的现象【当前是第5页，但是高级查询的结果没有5页】
      this.currentPage = 1;
      this.getProducts();
    },

    //4.删除的逻辑
    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => { //确认框：点击确定走then中的逻辑
        this.listLoading = true;
        this.$http.delete("/product/" + row.id).then(res => {
          this.listLoading = false;
          if (res.data.success) {
            this.$message.success("删除成功");

            //删除优化：计算总页数
            var totalPage = Math.ceil(this.totals / this.pageSize);
            //删除最后一页的最后一条数据，而且不能是第一页的时候，让当前页=当前页-1
            if (this.currentPage == totalPage && (this.totals - 1) % this.pageSize == 0 && this.currentPage != 1) {
              this.currentPage = this.currentPage - 1;
            }
            this.getProducts(); //删除了之后在这里才会更新总数量totals，之前是没有更新的
          } else {
            this.$message.error("系统异常，请稍后重试!【500】");
          }
        }).catch(res => {
          this.$message.error("系统异常，请稍后重试!【服务器没开,404,400,405】")
        })
      }).catch(() => {
      });
    },

    //5.选项改变的时候就会触发
    selsChange: function (sels) {
      //选中的对象 - 数组
      this.sels = sels;
    },

    //6.批量删除的逻辑
    batchRemove: function () {
      //获取数组中每一个对象的id，- 数组
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true; //显示列表的加载框
        this.$http.patch("/product", ids).then(res => {
          this.listLoading = false;
          if (res.data.success) {
            this.$message.success("删除成功");
            //批量删除每次返回到第一页
            this.currentPage = 1;
            this.getProducts();
          } else {
            this.$message.error("系统异常，请稍后重试!【500】");
          }
        }).catch(res => {
          this.$message.error("系统异常，请稍后重试!【服务器没开,404,400】")
        })
      }).catch(() => {
      });
    },

    //7.点击修改按钮弹出对话框
    handleSave: function (index, row) {
      //动态修改标题
      this.title = "修改";
      //回显数据
      //克隆对象防止列表中的数据也发生改变
      this.saveForm = Object.assign({}, row);//按照属性同名原则进行赋值
      //显示对话框
      this.saveFormVisible = true;

      //点击修改将resources中的数据 - 装到fileList中
      this.fileList = [];//先清空 - 再添加最新的所有该宠物图片
      if (this.saveForm.resources) {
        let arr = this.saveForm.resources.split(",");//[xx,xx,xx]
        for (var i = 0; i < arr.length; i++) {
          this.fileList.push({"url": "http://123.207.27.208" + arr[i]});
        }
      }

     /* this.getShops();*/
      /*this.getProductTyproductree();*/
    },

    //8.点击添加按钮弹出对话框
    handleAdd: function () {
      //动态修改标题
      this.title = "添加";
      this.saveForm = {
        id: null,
        name: '',
        costprice: 0,
        saleprice: 0,
        resources: '',
        productDetail: {  //与后端实体类一致
          intro: '',
          orderNotice: ''
        }
      };
      this.saveFormVisible = true;
      this.fileList = [];
     /* this.getShops();
      this.getProductTyproductree();*/
    },

    //9.点击提交数据
    saveSubmit: function () {
      //将所有ref的表单【ref="saveForm"】,validate-验证
      //valid - 只要有一个表单项验证不通过返回false，只有所有表单项验证通过，才返回true
      this.$refs.saveForm.validate((valid) => {
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            //显示提交的加载框
            this.saveLoading = true;
            let para = Object.assign({}, this.saveForm);

            //前端无限级树的处理：null,[],[2],[2,5],2
         /*   let temp = para.typeId;
            if (temp == null || temp.length == 0) {
              para.typeId = null;
            } else if (temp.length) {//有值，没有报错，数组 [2][2,5]
              para.typeId = temp[temp.length - 1];
            }*/

            //发送请求
            this.$http.put("/product", para).then(res => {
              if (res.data.success) {
                this.$message.success("操作成功");
                this.getProducts();
              } else {
                this.$message.error("系统异常，请稍后重试!【500】");
              }
            }).catch(res => {
              this.$message.error("系统异常，请稍后重试!【服务器没开,404,400,405】")
            })
            this.saveLoading = false;
            //关闭对话框
            this.saveFormVisible = false;
          });
        }
      });
    },

   /* //10.获取所有店铺
    getShops() {
      this.$http.get("/shop").then(res => {
        this.shops = res.data;
      })
    },*/

   /* //11.获取宠物类型树
    getProductTyproductree() {
      this.$http.get("/productType/productTyproductree").then(res => {
        this.productTyproductree = res.data;
      })
    },*/

    //文件上传的业务逻辑：上传时机：选择好文件之后就上传
    handleSuccess(response, file, fileList) {
      //1.只要把action属性写对了就可以上传了
      //处理resources
      if (this.saveForm.resources) {//有值
        this.saveForm.resources = this.saveForm.resources + "," + response.obj;
      } else {
        this.saveForm.resources = response.obj;
      }
      //处理fileList:resources = xx,xx,xx
      this.fileList = [];//先清空 - 再添加最新的所有该宠物图片
      if (this.saveForm.resources) {
        let arr = this.saveForm.resources.split(",");//[xx,xx,xx]
        for (var i = 0; i < arr.length; i++) {
          this.fileList.push({"url": "http://123.207.27.208" + arr[i]});
        }
      }
    },
    //文件删除的业务逻辑
    handleRemove(file, fileList) {
      //1.调用删除接口删除fastdfs中的数据 :
      var url = file.url;//http://123.207.27.208/group1/M00/00/0C/CgAIC2KrU4qAAy6HAAF5fdD2FCI828.jpg
      var path = url.substring(url.indexOf("/group"));// /group1/M00/00/0C/CgAIC2KrU4qAAy6HAAF5fdD2FCI828.jpg
      this.$http.delete("/fastDfs?path=" + path).then(res => {
        if (res.data.success) {
          this.$message.success("删除成功!!!");
        } else {
          this.$message.success("删除失败!!!");
        }
      })
      //2.处理resources
      if (this.saveForm.resources) { // xx,yy,zz
        let arr = this.saveForm.resources.split(","); //[xx,yy,zz]
        for (var i = 0; i < arr.length; i++) {
          if (path == arr[i]) {//找到了删除的图片
            arr.splice(i, 1);
            break;
          }
        }         //[xx,zz]
        this.saveForm.resources = arr.join(","); //xx,zz
      }
      //3.处理fileList
      this.fileList = [];//先清空 - 再添加最新的所有该宠物图片
      if (this.saveForm.resources) {
        let arr = this.saveForm.resources.split(",");//[xx,xx,xx]
        for (var i = 0; i < arr.length; i++) {
          this.fileList.push({"url": "http://123.207.27.208" + arr[i]});
        }
      }
    },
    onsale() {
      if (!this.sels || this.sels.length < 1) {
        this.$message.warning("请选中之后再上架!");
        return;
      }
      //获取数组中每一个对象的id，-数组
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认上架选中的数据吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.$http.post("/product/onsale", ids).then(res => {
          if (res.data.success) {
            this.$message.success("上架成功!!!");
            this.getProducts();
          } else {
            this.$message.error(res.data.msg)
          }
        }).catch(res => {
          this.$message.error("系统异常，请稍后重试!【服务器没开,404,400,405】")
        })
      }).catch(() => {
      })
    },
    offsale() {
      if (!this.sels || this.sels.length < 1) {
        this.$message.warning("请选中之后再上架!");
        return;
      }
      //获取数组中每一个对象的id，-数组
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认下架选中的数据吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.$http.post("/product/offsale", ids).then(res => {
          if (res.data.success) {
            this.$message.success("下架成功!!!");
            this.getProducts();
          } else {
            this.$message.error("系统异常，请稍后重试!【500】")
          }
        }).catch(res => {
          this.$message.error("系统异常，请稍后重试!【服务器没开,404,400,405】")
        })
      }).catch(() => {
      })
    },
  },
  //页面加载事件
  mounted() {
    this.getProducts();
  }
}

</script>

<style scoped>
</style>